SAFE ASSOCIATION 58th ANNUAL
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Table of Contents SPECIAL REMINDERS & THE SAFE ASSOCIATION ................. 2 SYMPOSIUM COMMITTEE & BOARD OF DIRECTORS ........... 3-7 SAFE PAST PRESIDENTS & HONORARY LIFE MEMBERS ......... 8 REGISTRATION POLICY .................................................... 9 EXHIBIT HALL HOURS ...................................................... 9 CHANGES/OMISSIONS ..................................................... 9 2020 SAFE VIRTUAL SYMPOSIUM SPONSORS .................... 10 CORPORATE SUSTAINING MEMBER LISTING .................11-12 2020 SAFE VIRTUAL SYMPOSIUM EXHIBITORS .................. 13 MONDAY PROGRAM ................................................... 14-22 TUESDAY PROGRAM .................................................. 22-35 WEDNESDAY PROGRAM ..............................................35-45 THURSDAY & FRIDAY EVENTS .....................................45-54 Page 1 of 54
SPECIAL REMINDERS SAFE Administration will be distributing via email Daily At-A- Glance schedules. Each day’s schedule will be released the evening prior and will include time and channel location for major events, as well as any important information for our attendees. Due to different time zones, we understand not all of our attendees will be able to attend every event, so SAFE Administration will be posting recordings of all of our presentations on the SAFE 2020 Symposium page. Attendees will have access to these presentations until the end of December. Along with scheduled events, the SAFE Virtual Exhibit Hall will remain open, 24 hours a day, until the end of December. Please remember to always mute your microphone and disable your camera when logging into the virtual SAFE Symposium each day. If you experience any technical difficulties or have questions on accessing areas of the Symposium page, please email any of the following: • Symposium@safeassociation.com • Sym-Co-Chair@safeassociation.com • Admin@safeassociation.com THE SAFE ASSOCIATION SAFE is an association of researchers, producers, and users of safety and survival equipment and systems. The SAFE Association provides a common meeting ground for the sharing of problems, ideas, and information through its publications, regional chapter meetings, and the annual symposium. The objectives and purposes of SAFE: • To advance the science and art as it pertains to personal safety and survival systems through the stimulation of investigation and study, and by dissemination of knowledge. • To establish and maintain effective liaison between all per- sons, agencies, and societies concerned with the development manufacture and use of personal safety and survival systems. • To pledge its dedication to the preservation of human lives and equipment in all environments in which man ventures. Page 2 of 54
2020 SYMPOSIUM COMMITTEE SYMPOSIUM COMMITTEE CHAIR Nicole Stefanoni SYMPOSIUM COMMITTEE CO-CHAIR Edgar A. “Ted” Poe SAFE ASSOCIATION ADMINISTRATOR Stacy Stuber TECHNICAL PROGRAM COORDINATOR Dr. Casey Pirnstill Page 3 of 54
2020 SAFE BOARD OF DIRECTORS ELECTED POSITIONS PRESIDENT & FINANCE COMMITTEE MEMBER John Plaga Senior Research Aerospace Engineer Galloway, OH IMMEDIATE PAST PRESIDENT Edgar A. “Ted” Poe TEDGAR Consulting, LLC Bettendorf, IA PRESIDENT-ELECT Ebby Bryce Chemring Energetic Devices Poquoson, VA VICE PRESIDENT & FINANCE COMMITTEE CHAIR Jerry Reid SKYTEXUS International Malakoff, TX SECRETARY Kevin Divers Pro Flight Gear, LLC Brentwood, TN TREASURER & FINANCE COMMITTEE MEMBER Steve Bromley Mustang Survival Jacksonville, FL Page 4 of 54
2020 SAFE BOARD OF DIRECTORS APPOINTED POSITIONS EXECUTIVE ADVISOR & FINANCE COMMITTEE MEMBER Joe Spinosa East/West Industries, Inc. Ronkonkoma, NY SYMPOSIUM COMMITTEE CHAIR Nicole Stefanoni Life Support International, Inc. Langhorne, PA SYMPOSIUM COMMITTEE CO-CHAIR Edgar A. “Ted” Poe TEDGAR Consulting, LLC Bettendorf, IA INFORMATION MANAGEMENT COMMITTEE CHAIR Stephen C. Merriman Allen, TX INFORMATION MANAGEMENT COMMITTEE CO-CHAIR Harrison Smith Martin-Baker Aircraft Co. Ltd. Uxbridge, United Kingdom SCIENCE & TECHNOLOGY COMMITTEE CHAIR Dr. Casey Pirnstill AFRL/711th HPW/RHBNB Beavercreek, OH CHAPTERS COMMITTEE CHAIR Rachael Ryan NAVAIR Great Mill, MD NOMINATIONS COMMITTEE CHAIR Allen “Al” Loving ADL Consultant Services, Inc. Chesapeake, VA Page 5 of 54
AWARDS COMMITTEE CHAIR Mark Jones Gentex Corporation Simpson, PA ASSOCIATION DEVELOPMENT COMMITTEE CHAIR Chris Dooley 711 HPW/RHMP Liberty Township, OH MEMBERSHIP COMMITTEE CHAIR Steve Roberts Martin-Baker Aircraft Co. Ltd. Uxbridge, United Kingdom JOURNAL AND EDITORIAL COMMITTEE CHAIR Dr. Camille Bilger Martin-Baker Aircraft Co. Ltd. Uxbridge, United Kingdom 2020 SAFE CHAPTER PRESIDENTS Chapter One - Southern California Kirsten Larsen Diversified Technical Systems, Inc Seal Beach, CA East Coast Chapter TBD Rocket City Chapter Dan Meadows SkyTexus International Ider, AL Grand Canyon Chapter Bob LaFrance TASK Aerospace Mesa, AZ Page 6 of 54
Pacific Rim Chapter Dr. Robert Yonover SEE/RESCUE Corporation Honolulu, HI SAFE Europe – Chair Sarah Day QinetiQ Farnborough, United Kingdom Wright Brothers Chapter Mark Gruber Omni Defense Technologies Corp. Dublin, OH DFW Metro Chapter Lizanne Luchetti Sera Star, LLC Carrollton, TX Down Under Chapter Steve Madaras South Australia, Australia Middle East Chapter Mohanad Alakal Survitec UAE, Abu Dhabi Page 7 of 54
SAFE PAST PRESIDENTS & HONORARY LIFE MEMBERS Adams, Paul Eckhart, Jeffrey, K. O’Rourke, Charles (Dick) Adams, William, J. Fair, John Paskoff, Glenn Aileo, Jackson, A. Fedrizzi, Henry, A. Pellettiere, Joseph Albery, William, Fish, Howard, C. Plaga, John Albinowski, Joel Gaylord, Jack Poe, Edgar “Ted” Alston, Greg, Germeraad, Donald, P. Pugh-Bevan, Chris Altman, Jr., Ph.D., H., Goldenrath, W., L. Reddell, W., H. (Major Ames, Smith, Goldner, Steve General) Atkins, E., Richard Goodrich, George Roe, George, M. Bailey, Bryan "Beetle" Gutman, Georges Rosenberg, Isadore, Baldwin, Marcia Harding, Jonathan Rosie Barmasse, Alfred, C. Hedbloom, Bob (Captain) Runkle, William (Colonel), Barnes, K., M. (Bud) Henderson, A., M. (Chic) Sadler, Robert, F. Billings, Robert (Colonel) Shannon, Robert, H. Bloom, Aaron Johnson, Gerald (Jerry) Shender, Ph.D., Barry, S. Braue, George Johnson, James, M. Shook, William, H. Brazell, Robert, R. Kaletta, M., R. (Jim) Shope, Barry Brinkley, James, W. Karl, Alva, A. Snider, Robert, C. Caldera, Joseph, D. Lauffer, Brian, P. Spaulding, Roy, H. Call, Ph.D., Douglas, W. Licina, Joseph Spinosa, Dominic Catton, Jack, J. Loving, Allen "Al" Spinosa, Joseph Chenoweth, James, M. Marks, Kenneth, A. Spruance, William, W. Choisser, Donald, C. McCauley, Donald, E. (Brigadier General) Contarino, B., RaNae McDonald, A., Blair Sylvester, William, A. Cook, Tom McDonald, Chance (Ed) Thomasson, F., Terry Cornette, Christy McLaughlin, Robert, L. Tompkins, Robert, H. Darrah, Ph.D., Mark, I. McMullen, John Troup, Kenneth, F. Davis, Albert, B.C. McNaughton, John vanHaastert, Tony Davis, Donald, G. Merriman, Steve Vinson, Lewis, T. Delgado, Rudolph, G. Miller, Brian, A. Watson, Harold, G. DeSimone, David, N. Minner, Clifford, R. (Bob) Webster, H., Tom Desjardins, Stanley, P. Modlin, James, H. White, Richard, P. Disoway, Gabriel, P. Morris, Ph.D., Ronald, Wolf, Richard Drumheller II, Ed Motta, Chris Yamazaki, Yoshihisa Duskin, Fred Muir, Donald, L. Yonover, Robert Nickerson, Ada, H. Page 8 of 54
REGISTRATION POLICY To participate in the Virtual SAFE Symposium Event, you must register online. Please visit the SAFE website for registration rates and link. The SAFE Association accepts Visa, MasterCard, and American Ex- press. EXHIBIT HALL HOURS The exhibit hall will remain open, 24 hours a day, thru December. ALL ATTENDEES AND EXHIBITORS ARE INVITED TO ATTEND: VIRTUAL SOCIAL EVENTS Wednesday, 12/2 SAFE Trivia 11:30 AM – 12:30 PM Thursday, 12/3 Best Photo Contest 11:30 AM – 12:30 PM CHANGES/OMISSIONS SAFE reserves the right to make changes to schedules listed in this program. Omission of names, affiliations, titles, and presen- tations in the program resulting from lateness of material and/or incomplete submissions is regretted. Page 9 of 54
2020 VIRTUAL SYMPOSIUM SPONSORSHIPS SAFE would like to thank the following members of industry for their participating in the 2020 Virtual Symposium Sponsorship Program Collins Aerospace (Diamond Level Sponsorship) Survitec Group (Ruby Level Sponsorship) East/West Industries, Inc. (Sapphire Level Sponsorship) Massif (Opal Level Sponsorship) Cobham Mission Systems (Opal Level Sponsorship) Page 10 of 54
CORPORATE SUSTAINING MEMBERS Without the support of our Corporate Sustaining Members, SAFE would not be the dynamic organization that it is. The SAFE Board would like to thank these Corporate Members: Aqua Innovation, Ltd. Autoflug GmbH BAE Systems-Protection Systems Bally Ribbon Mills Butler Parachute Systems, Inc. Cam Lock Capewell Aerial Systems Cartridge Energetic Devices Chemring Energetic Devices Cobham Mission Systems - Davenport Cobham Mission Systems - N.Y. Collins Aerospace Dayton T. Brown, Inc. Diversified Technical Systems, Inc. DSB - Deutsche Schlauchboot GmbH East/West Industries, Inc. Essex Industries First-Light USA Fujikura Parachute Co., Ltd. FXC Corporation Gentex Corporation Hoffman Engineering, LLC Integrated Procurement Technologies (IPT) Kistler Instrument Corporation L3Harris Technologies Life Support International, Inc. Martin-Baker Aircraft Co., Ltd. Massif Page 11 of 54
CORPORATE SUSTAINING MEMBERS Nammo Talley, Inc. Networks Electronic Company Omni Defense Technologies Corp. Pacific Scientific Energetic Materials Co. Para-Gear Equipment Company Point Blank Enterprises Pro Flight Gear, LLC R.E. Darling Co., Inc. RINI Technolgies, Inc. Secumar Bernhardt Apparatebau GmbH u. Co. SEE/RESCUE Corporation Signal Engineering, Inc. SkyTexus, International SSK Industries, Inc. Stratus Systems, Inc. Survitec Group, Ltd. Survival Innovations, Inc. Switlik Parachute Co., Inc. Systems Technology, Inc. Teledyne Energetics Wolf Technical Services, Inc. Please thank our corporate members – they are the backbone of our Association and are to be commended for their constant support. Page 12 of 54
2020 SAFE VIRTUAL SYMPOSIUM EXHIBITORS Exhibitor Air Force Research Laboratory Capewell Aerial Systems Cobham Mission Systems Collins Aerospace Diversified Technical Systems, Inc. East/West Industries, Inc. Elemance, LLC Essex Industries First Light USA General Dynamics Mission Systems Insta ILS OY Life Support International, Inc. Martin-Baker Aircraft Company, Ltd. Massif Mustang Survival/The Patten Companies – Part of the Wing Group of Companies Omni Medical Systems, Inc. SAFE Association See/Rescue Corporation Stratus Systems, Inc. Survitec Group, Ltd. Switlik Survival Products TIAX, LLC. Virginia Beach Convention and Visitors Bureau Visit Mobile Alabama Page 13 of 55
MONDAY, NOVEMBER 30th MONDAY - 9:00 AM – 9:05 AM ATTENDEE SIGN-ON MONDAY – 9:05 AM – 9:10 AM DIAMOND SPONSOR MESSAGE, COLLINS AEROSPACE LOCATION: CHANNEL 1 MONDAY – 9:10 AM – 9:15 AM 2020 SAFE INTRODUCTION LOCATION: CHANNEL 1 MONDAY – 9:15 AM – 9:20 AM 2020 SAFE PRESIDENT WELCOME PRESENTATION LOCATION: CHANNEL 1 MONDAY – 9:30 AM – 10:30 AM KEYNOTE SPEAKER PRESENTATION LOCATION: CHANNEL 1 KEYNOTE SPEAKER PRESENTATION Rear Admiral John F. Meier Commander, Naval Air Force Atlantic Rear Adm. John F. Meier, a native of Export, Pennsylvania, graduated from the United States Naval Academy in 1986 with a Bachelor of Science in General Engineering. He completed flight training in Beeville, Texas, and was “winged” as a Naval Aviator in August 1988. Meier’s operational assignments include Electronic Attack Squadron- 141 (VAQ-141), Carrier Air Wing Two (CVW-2), VAQ-128, and executive officer onboard USS Harry S. Truman (CVN-75), during which the command was recognized with the 2008, 2009 & 2010 Battle “E” and the 2009 Safety “S.” Command tours include VAQ- 136, earning the Safety “S” and Battle “E” in 2004 as well as the Page 14 of 54
2005 Retention Excellence award; USS Gunston Hall (LSD-44), earning the 2011 Battle “E”; and Pre-commissioning Unit Gerald R. Ford (CVN-78) earning the 2014 &2015 Retention Excellence awards. Meier most recently commanded Carrier Strike Group Ten (CSG-10) earning the Humanitarian Service award. Meier’s shore assignments include tours at VAQ-129, where he was recognized as Instructor Pilot of the Year in 1995; EA-6B placement officer at Navy Personnel Command; senior operations officer and emergency actions officer on the Chairman of the Joint Chiefs of Staff in the National Military Command Center; requirements officer for EA-18G at the Office of the Chief of Naval Operations (OPNAV) N88; assistant chief of staff force readiness officer at Commander, Naval Air Forces; assistant commander, Navy Personnel Command for Career Management (PERS-4); and commander, Navy Warfare Development Command. Meier has participated in operations around the world since Desert Storm, lead Southern Partnership Station and built the crew and culture of USS Gerald R. Ford (CVN-78) as her first commanding officer. He has accumulated over 4,000 flight hours and 675 carrier landings. Meier assumed command of Naval Air Force Atlantic on May 1, 2020. His decorations include the Legion of Merit and various other personal and unit level awards. MONDAY – 10:45 AM –11:30 AM SPECIAL SPEAKER PRESENTATION LOCATION: CHANNEL 1 SPECIAL SPEAKER PRESENTATION DR. DAVE PRAKASH Dr. Dave Prakash was a physician but left his medical career to join the US Air Force. He omitted the fact that he was a doctor in his application to ensure he went straight to Page 15 of 54
pilot training. He went on to fly as an operational test pilot in the B-52 where he tested new weapons, tactics and system upgrades. Dave also convinced the Air Force to let him work as a flight surgeon, becoming one of ten pilot-physicians in the entire service. Dave combined his perspectives as a pilot and a doctor to improve combat capabilities and aircrew safety in bomber aircraft. In 2017, he left the Air Force after 13 years of service to attend Stanford University and pursue degrees in business and public policy. Today, Dave works for a Fortune 50 company in Palo Alto, CA where he develops artificial intelligence-based solutions to transform healthcare delivery. He also consults for Northrop Grumman, advises health tech startups, and serves on the Executive Leadership Committee for the National Kidney Foundation. Organizational Resistance to Upgrading Legacy Systems. The B-52H operates the oldest ejection system in the Air Force. The good news is that the seat still works just as well as it did when it was new 60 years ago. The bad news is that it only works as well as it did when it was new. The suggestion of replacing or improving legacy systems is often met with great institutional resistance. Dave Prakash will share his experience leading an effort to improve the B-52 ejection system and the lessons he learned on driving change and influencing large institutions. MONDAY – 11:30 AM – 11:45 AM SAFE 2020 AWARDS PRESENTATION (SPONSOR EAST/WEST INDUSTRIES) LOCATION: CHANNEL 1 MONDAY – 11:45 AM – 12:00 PM SAFE 2020 SYMPOSIUM COMMITTEE MESSAGE LOCATION: CHANNEL 1 MONDAY – 12:00 PM – 1:00 PM SYMPSOIUM BREAK (SPONSOR SURVITEC GROUP) LOCATION: CHANNEL 1 Page 16 of 54
MONDAY: 1:00 P.M. – 3:00 P.M. AEROSPACE PHYSIOLOGY LOCATION: Channel 1 MODERATOR: Mr. Chris Dooley, AFRL/711TH HPW BRIEFING: SPYDR: Integrated Human Performance Sensing - Program Updates - Dr. Brian Bradke1 1 Spotlight Labs, Haddonfield, NJ INTRODUCTION: Human error has been identified as the most common cause of preventable aviation mishaps and is responsible for most fatalities which occur in commercial, military, and general aviation. While "human error" itself is a vague term with no singular root cause, one of the largest contributing factors in the error chain is the pilot's mental and physiological condition. The recent surge in physiological episodes has concerned both pilots and commanders, since reduced human performance represents a serious and avoidable risk to airborne operations. METHODS: SPYDR was created to monitor, analyze, and warn operators of performance decrements and impending incapacitation. The original concept for a form-fit, functional replacement for the ear cups in a flyer's helmet has since evolved into a multi-modal, open-architecture, standalone system. SPYDR's capabilities have expanded dramatically, incorporating multiple sensor data streams in real-time, collecting and assessing physiological data from both the cardiovascular and respiratory systems. SPYDR has the ability to warn of hypoxia, hypo/hypercapnia, cockpit CO2 levels, and OBOGS contamination. With more than 300 sorties and 600 hours of data from over 60 different subjects, SPYDR has been proven to reliably capture clinical-grade data while remaining transparent and unobtrusive the wearer. This briefing will present findings from operational test, as well as a technology road map, program risks and development timelines. RESULTS & DISCUSSION: The human operator has long been recognized as the weakest link in modern weapons systems. Until recently, there has been no objective system for augmenting the brain in evaluating the status of the human system. For the first time, physiological and environmental data can be gathered from all flights, providing key information for pilots, commanders, physicians, and scientists attempting to maximize human performance while mitigating the risks from physiological degradation. With the option of including multiple sensors, SPYDR is a proven, scalable, integrated cockpit sensing platform ready for operational deployment. Page 17 of 54
BRIEFING: Updates on Clinical Field Trials of Pharmacologic Motion Sickness Countermeasures - Commander Matthew Doubrava1 1 Naval Medical Research Unit Dayton, Wright-Patterson AFB, OH INTRODUCTION: Briefing on the status of the clinical field trial of intranasal scopolamine being performed by the Naval Aerospace Medical Research Laboratory(NAMRL) at the Naval Medical Research Unit- Dayton (NAMRU-D) in conjunction with its industry partner, Defender Pharmaceuticals, Inc (DEFENDER). METHODS: As part of the FDA’s criteria for approval for military forces, INSCOP is to be evaluated under operational conditions with the greatest possible fidelity. INSCOP is currently under evaluation comparing its efficacy, pharmacokinetics and safety to current standard of care, the transdermal scopolamine patch and oral dimenhydrinate. Clinical field trials in operational conditions have proved challenging with active military forces. DEFENDER has conducted a civilian version of the military protocol to run parallel with the military efforts to serve as a surrogate study. RESULTS & DISCUSSION: As part of the FDA’s criteria for approval for military forces, INSCOP is to be evaluated under operational conditions with the greatest possible fidelity. INSCOP is currently under evaluation comparing its efficacy, pharmacokinetics and safety to current standard of care, the transdermal scopolamine patch and oral dimenhydrinate. Clinical field trials in operational conditions have proved challenging with active military forces. DEFENDER has conducted a civilian version of the military protocol to run parallel with the military efforts to serve as a surrogate study. Discussion will focus on project status, testing and evaluation protocols being used and under development. In addition, future research plans and a roadmap for possible acquisition will be briefed. This is a prime example of research and development being transitioned to a test and evaluation environment with a possibility for succeeding in acquisition to fulfill an operational gap to improve human performance in a provocative environment. BRIEFING: Guidelines for Physiologic Monitoring System Warning Levels Based on Objective and Subjective Responses to Moderate Hypobaric Hypoxia - Dr. Barry Shender1, Mr. Eric Joyce2, Ms. Jessica Anderson2, Dr. Phillip Whitley3, Dr. Jeremy Beer4 1 Naval Air Warfare Center Aircraft Division, Patuxent River, MD; 2Athena GTX, Inc.; 3 Criterion Analysis, Inc.; 4KBR Science & Mission Solutions Group Page 18 of 54
INTRODUCTION: To detect and predict “physiological episodes” occurrence, NAVAIR and NAWCAD are developing a monitoring/warning system to estimate aircrew vital signs and cognitive status. METHODS: Thirteen volunteers (32±6 yr.) gave their informed consent and received a hypobaric exposure in the KBR Brooks City-Base, TX altitude chamber facility. The profile included 5,000 ft/min transitions to 10,000ft and 14,000ft 10-min plateaus, and 20-min at 17,500ft (17.5K) while breathing 21% O2. Symptoms were reported using a 0-10 scale (10=maximal). The Holistic Modular Aircrew Physiologic Status (HMAPS) Monitoring System was used to measure SpO2, PR, and pressure. A cognitive impairment index (CI) estimates cerebral cognitive reserve and relates it to SpO2 and multi-task performance. A Summary State (SS) index fuses vital signs to estimate overall status. CI and SS have 5-point scales (5=highest degradation). Mask CO2 pressure, respiration rate (RR), and cerebral tissue oximetry (rSO2) were also measured. Data are presented as mean ±1 standard deviation change from ground level during the last two-min of exposure. Vitals were aligned in time with subjective ratings. A two-tailed t-test compared differences between responses of subjects who completed the 17.5K vs. those who did not (p≤0.05). RESULTS & DISCUSSION: Ten subjects completed 17.5K; three without reporting symptoms. The three subjects ending their exposure early ranged from 5:20 to 18:22 minutes. The results were: PR SpO2 rSO2 RR CO2 change SS CI change (%) change (bpm) (mmHg) (bpm) Terminated 20.8±2.2 -28.8±3.2 -21.7±3.3 2.8±0.4 4.1±0.3 0.9±2.1 -1.3±2.0 Early - Completed 14.4±8.5 -23.5±5.2 -16.1±4.7 2.7±0.4 3.6±1.1 -3.2±0.5 0.4±1.6 No - 8.2±8.8 -20.2±10.1 -16.9±13.5 1.8±1.1 2.8±1.8 -2.9±1.1 Symptoms 2.3±1.3 Mean change in SpO2, PR, rSO2, and SS between symptomatic subjects who completed 17.5K and those who did not were significantly different (p
BRIEFING: Assessment of the ability of RCAF fast jet aircrew to survive extreme cold exposure in the Canadian Arctic while awaiting rescue following an ejection - Dr. Fethi Bouak1, Mr. Vaughn Cosman2, Ms. Wendy Sullivan-Kwantes3, Mr. Kevin Hofer3, Ms. Ingrid Smith3, Ms. Adrienne Sy3 1 Defence Research and Development Canada – Toronto Research Centre, Toronto; 2 ADM(S&T), Directorate Science and Technology Air; 3Defence Research and Development Canada – Toronto Research Centre INTRODUCTION: In the event of an ejection over the Arctic, aircrew become exposed to extreme cold. Clothing and Aviation Life Support Equipment (ALSE: LPSV and Seat Pack) may not provide sufficient thermal protection to avoid life threatening cold weather injuries (CWI) while awaiting rescue. A field trial was conducted in Tuktoyaktuk (Canada) to monitor physiological and subjective responses of fast jet aircrew during a simulated ejection in extreme cold, and to assess their ability to survive, given their issued clothing, ALSE and training, until rescue. METHODS: Ten RCAF aircrew (9 males, 1 female; 26.3±1.4 yr) from the fast jet community completed field testing (exposure duration: 2-4 h; outdoor temperature: -9 to -18°C) over three days, involving cold survival that included physical activities. Skin (pinky fingers and big toes) and core temperatures were continuously monitored. Participants gave subjective ratings for thermal comfort and mood, completed surveys on clothing and ALSE, and took part in semi-structured interviews regarding their experience using the equipment. RESULTS & DISCUSSION: Toe and finger skin temperatures dropped below 15°C with continued cold exposure and reached levels as low as 5°C for some participants, leading to numbness and increased risks of serious CWI. In addition to the skin temperature changes, decreases of both thermal comfort and positive affect ratings suggest the importance of preventing cooling of the fingers and toes. Findings showed that some of the clothing, such as footwear and handwear, were inadequate for Arctic temperatures, and that certain items of ALSE equipment were identified as being highly important but requiring improvement. The participants’ knowledge of ALSE contents and their ability to adequately use them in cold conditions was found to be unsatisfactory. Thermal comfort and mood ratings, and more generally the ability to cope with cold stress, showed that participants who received Arctic survival training had a clear advantage. Page 20 of 54
BRIEFING: Responses of Royal Canadian Air Force aircrew to a simulated crash scenario under extreme cold stress - Dr. Fethi Bouak1, Ms. Wendy Sullivan-Kwantes1, Dr. Matthew Cramer1, Mr. Kevin Hofer1, Ms. Olivia Paserin1, Ms. Katy Moes1 1 Defence Research and Development Canada – Toronto Research Centre, Toronto INTRODUCTION: If an air disaster were to occur in the Arctic extreme cold conditions, military aircrew from crewed aircraft may not be sufficiently protected by their issued clothing and the on-board Aviation Life Support Equipment (ALSE) to avoid life threatening or career impacting cold weather injuries (CWI) until rescue. A field trial was conducted in Resolute Bay (Canada) to identify performance gaps in clothing and ALSE in operational setting, and assess the ability of aircrew to work as a team and survive in temperatures at or below -40°C following a simulated crash. METHODS: Fifteen RCAF aircrew (13 males, 2 females; 32.0±9.6 yr) from three crewed aircraft were divided into two groups (Gr1: N=11; Gr2: N=4) and exposed to air temperatures of -37 to -45°C (windchill: -50°C). They were instructed to use on-board ALSE (i.e., Basic and Arctic Survival Kits) to survive for 24-48h (estimated domestic SAR response), given their training and issued clothing. Big toes and pinky fingers skin and core temperatures, heart rate and physical activity were continuously measured. Participants subjectively rated their thermal comfort and mood, answered surveys on clothing and ALSE, and completed semi-structured interviews. RESULTS & DISCUSSION: Finger and toe temperatures gradually dropped to as low as 5°C, indicating greater CWI risk. Despite equivalent environmental conditions, Gr1 withstood less than 12h of cold exposure duration compared to 23h for Gr2. Thermal discomfort and cold stress appeared similar between both groups for the first 8h. Given their previous training, Gr2 had more cold weather experience and significantly more knowledge of ALSE contents with increased ability and confidence to use it, which may have led to positive group dynamic and ability to withstand the extreme cold temperatures for a longer duration. With proper Arctic survival training, it may be possible for aircrew to survive the harsh Canadian Arctic until rescue. BRIEFING: Aviation Ejection Assessment Scenarios: A Tool for Parachute Descent Emergency Procedure Training - Ms. Kaylin Strong1, Ms. Cayla Hartley1, Mr. Matthew Pierce2, Ms. Beth Wheeler Atkinson3, Dr. Steven Kass4 1 University of West Florida, Pensacola, FL; 2Naval Air Warfare Center Training Systems Division; 3NAWCTSD, Training Systems RDT&E Department; 4University of West Florida Page 21 of 54
INTRODUCTION: Assessment scenarios, or event-based training, introduce realistic events within training exercises and allow opportunities to observe behaviors of interest (Dwyer et al., 1998). For assessment scenarios to be successful, they must be appropriate to the trainee’s current level of knowledge, provide a reasonable amount of challenge, and allow for the practice of previously taught skills (Cannon-Bowers et al., 2013). This paper details assessment scenarios developed to support the Naval Aviation Survival Training Program (NASTP) parachute descent emergency procedure training evaluations and highlights the benefits of their use to training. METHODS: Several sources were used to create assessment scenarios. In addition to keyword searches of databases, the research team conducted a Google search to locate news articles with relevant information. This search led to the United States Parachute Association webpage, which provides incident and accident reports related to recreational jumps. Additional information was collected from Martin-Baker, a company that manufactures ejection seats for the Department of Defense. Finally, the most robust source of information was from interviews with pilots who had previously ejected from an aircraft. RESULTS & DISCUSSION: A total of seven assessment scenarios were developed, all of which are based on real events that arose from various pilots’ experiences post ejection. Each scenario includes several variables including date, aircraft type, weather conditions, geography, cause for ejection, altitude upon ejection, parachute malfunction, training procedures used, landing obstacles, injuries, oscillation, parachute landing fall (PLF) strategies, and total descent time. The variables associated with each assessment scenario provide data for initial conditions to support scenario development. These scenarios, with relevant performance measures, will serve as a basis for evaluating two distinct simulation trainers. Additionally, these scenarios could also serve as a valuable instructional tool for emergency parachute descent procedures, which can save lives. MONDAY – 3:00 PM END OF DAY BROADCAST LOCATION: CHANNEL 1 TUESDAY, DECEMBER 1st TUESDAY - 9:00 AM SIGN-ON/WELCOME MESSAGE LOCATION: CHANNEL 1 Page 22 of 54
TUESDAY: 9:30 AM – 11:30 AM OXYGEN/CONTAMINANTS/HEALTH I LOCATION: Channel 1 MODERATOR: Mr. John Plaga, AFRL/711TH HPW BRIEFING: Sieve Bed Rig Development for Contamination Testing of the OBOGS Concentrator - Dr. Krisiam Ortiz-Martinez1, Ms. Ashley Ziur1, Dr. Leah Eller1 1 NAVAIR, Patuxent River, MD INTRODUCTION: Currently, there is no standardized test method for assessing the chemical protection performance of On-Board Oxygen Generating System (OBOGS) concentrators and validating that these breathing system components provide the required chemical protection as specified in MIL-STD-3050. In an effort to close these gaps, a molecular sieve test rig was developed as an initial contamination test setup intended to correlate with full-concentrator testing. Molecular sieves are the heart of the OBOGS concentrator; therefore, better understanding how individual chemical contaminants interact with the sieves will shed light on how the concentrator handles chemicals and how to predict the fate of the chemical compounds when they reach the OBOGS. METHODS: Design and build of the test rig were developed to evaluate the adsorption and desorption performance of the molecular sieves with regard to filtering out chemical contaminants from the air at relevant conditions within a controlled laboratory environment. The setup was designed to inject chemicals and purge gas into a bed filled with molecular sieve using a remote interface of mass- flow controllers and multi-port valves at the bed inlet and outlet, respectively, to simulate pressure swing. 13X molecular sieves were tested against target contaminants to represent generic compound species relevant to MIL-STD- 3050. The effects of temperature, flow rate, chemical concentration, and humidity on the removal of contaminants were also studied. A mass spectrometer assessed the performance of the sieves at the outlet of the bed, and target chemicals were quantified to determine breakthrough behaviors. RESULTS & DISCUSSION: Through these testing, breakthrough curves were obtained for each chemical system. Adsorption capacities, breakthrough times, and breakthrough parameters were also measured. The parameters were used to model the adsorption profiles and predict the fate of contaminants in OBOGS concentrators. These findings seek to define optimal test setup and test method for future verification of chemical contaminant testing for OBOGS concentrators. Page 23 of 54
BRIEFING: Method Development for Chemical Testing of Oxygen Concentrators: A Review of Chemical Targets - Dr. Leah Eller1, Ms. Ashley Ziur1, Dr. Krisiam Ortiz-Martinez1 1 Naval Air Warfare Center Aircraft Division, Patuxent River, MD INTRODUCTION: With the publication of MIL-STD-3050 in 2015, a new chemical protection requirement was added to the performance requirements of On-Board Oxygen Generating Systems (OBOGS) oxygen concentrators. Currently, there is no standardized method to test oxygen concentrators against the new chemical protection requirement. Scientists and engineers at the Naval Air Warfare Center Aircraft Division (NAWCAD) have undertaken a multiyear effort to dissect the requirement as written in the military standard and to develop a reliable and repeatable test method. One of the first milestones in this effort was to review the chemicals listed for assessment in MIL-STD-3050 in the context of their chemical and physical properties and determine useful strategies for the detecting and quantifying those materials. METHODS: A paper study was conducted to examine the chemical and physical properties of the specific chemicals listed in MIL-STD-3050, published in 2015. This study supported a subsequent analysis of alternatives, AoA, regarding potential detection systems and other details of a test rig setup for a future standardized test method. Volatility, vaporization, stability and reactivity, sensitivity towards various types of spectroscopy, ionization potential, etc. were all considered. Accuracy, reliability, cost, and safety were all considerations. RESULTS & DISCUSSION: The chemical targets, as listed in MIL-STD-3050, were prioritized to support component-level testing with the molecular sieve material, the results of which will inform future oxygen concentrator testing. Suitable detection systems were identified for each chemical, with commentary on the safety and feasibility of vapor phase testing. These findings support the long-term goal of developing a platform-agnostic standardized test method for future verification of chemical contaminant protection in OBOGS. BRIEFING: Method Development for Chemical Testing of Oxygen Concentrators: An Approach Overview - Dr. Leah Eller1, Ms. Ashley Ziur1, Dr. Krisiam Ortiz-Martinez1 1 Naval Air Warfare Center Aircraft Division, Patuxent River, MD Page 24 of 54
INTRODUCTION: With the publication of MIL-STD-3050 in 2015, a new chemical protection requirement was added to the performance requirements of On-Board Oxygen Generating Systems (OBOGS) oxygen concentrators. Currently, there is no standardized method to test oxygen concentrators against the new chemical protection requirement. Scientists and engineers at the Naval Air Warfare Center Aircraft Division (NAWCAD) have undertaken a multi-year effort to dissect the requirement as written in the military standard and to develop a reliable and repeatable test method against the chemical protection requirement in MIL-STD-3050. This brief outlines the overall approach to this multi-year effort to develop a standardized testing strategy. METHODS: A bottom-up strategy was employed, whereby the history of the new requirement and the properties of the identified target chemicals were first examined. This information supported the design and development of component-level tests, which in turn, will support the design and development of oxygen concentrator testing. It is anticipated that after each phase, the chemical target list will be refined; all changes will be documented and traceable to specific data. RESULTS & DISCUSSION: The background paper studies are completed, and component-level test rigs have been developed and used to address issues of material compatibility and safety. Chemical behavior modelling is in progress. Two additional presentations at SAFE 2020 address the results of those efforts. The concentrator test rig is currently being assembled and validated. Results of concentrator testing will be reported on at SAFE 2021. BRIEFING: A Model Based Systems Engineering (MBSE) approach to designing the Next Generation of Pilot Flight Equipment – Mr. Kevin Peters1 1 Survitec Group, NPD, Technology & Future Capability Manager INTRODUCTION: The Safety, Survival and Escape Equipment industry typically has applied a very traditional document-based approach to the design and development of products. The process of conception through to being market ready, often requires a large amount of testing to gather the necessary evidence to prove that when needed, the product will function as intended. This traditional approach follows a systems engineering approach of verification and validation (V&V) through physical testing and documented records. METHODS: Survitec are evolving the traditional document-based approaches to a model- Page 25 of 54
based approach. Survitec have begun to introduce tools and systems that enable a Model Based Systems Engineering (MBSE) approach to design and development for Safety, Survival and Escape Equipment. MBSE enhances the ability to capture, analyze, share, and manage the information associated with the specification of a product in real-time, and results in the following benefits: • Improved communications among the design and development stakeholders (e.g., the customer, program management, systems engineers, testing team, and specialty engineering disciplines). • Increased ability to manage system complexity by enabling a system model to be viewed from multiple perspectives and to analyse the impact of changes. • Enhanced knowledge and data capture and reuse of the information by capturing it in more standardized ways and leveraging built‐in abstraction mechanisms inherent in model‐driven approaches. This in turn can result in reduced cycle time, likelihood of error and capture latent mistakes, and leading to lower maintenance costs to modify the design (agile design). • Improved ability to teach and learn SE fundamentals by providing a clear and unambiguous representation of the concepts. RESULTS & DISCUSSION: The biggest challenge to overcome is the move away from traditional document base approach. The fabric and technical textile materials used in the construction of our products requires specialist software to enable the analysis and simulation to produce useful and informed results. Until now, this has been not easily been possible. We strive to be at the forefront of this technology and by incorporating into our design process, will allow us greater freedoms to validate concepts far earlier in the development process. BRIEFING: History of Martin-Baker Sequencer Development – Mr. Mark Elson1 1 Martin-Baker Aircraft Co Ltd (MBA), Higher Denham, UK INTRODUCTION: History of the development of electronic sequencers for Martin-Baker ejection seats. METHODS: Martin-Baker has been involved in the development of electronic sequencers since the first digital microprocessor-controlled sequencer for NACES in the 1990s through to the third incarnation of that sequencer underway today. Martin-Baker sub-contracted much of the design and development to start with but since 2007 developed their own. Page 26 of 54
RESULTS & DISCUSSION: The history and lessons learned along the way will be discussed. BRIEFING: Pressure Packing for a Safer Ejection - Mr Robin Saaristo1 1 Martin-Baker Aircraft Co Ltd, Near Uxbridge INTRODUCTION: Recovery parachutes for ejection seats can be hand packed or pressure packed. Hand packing allows the operator to inspect and repack parachutes, whereas pressure packing allows reduction of the container size and an optimization of the parachute's useable life, thereby reducing life cycle cost and preventing maintainer-induced errors. This paper will analyze the difference between the two packing methods and the requirements behind them, as well as demonstrate that pressure packing can result in a safer ejection. METHODS: Differences between the two methods need to be considered in all of the states that the parachute is found. Firstly, we need to consider the impact on aircrew, with the parachute packed in its container and installed in the cockpit, by analyzing the volumetric packing efficiency and considering its effect on the field of view. Secondly, we need to consider the impact on maintenance, both in terms of the work required and the risk for errors to occur. Thirdly, we need to consider the most important factor, the performance during an ejection. This is the effect of the two packing methods on extraction, inflation, descent rate and injury risk. RESULTS & DISCUSSION: The volumetric packing efficiency is shown to be greater for a pressure packed parachute container, therefore a better field of view can be achieved for a given parachute. Repacking can result in errors that endanger safety and novel inspection procedures can allow operators to verify the correct packing by the supplier. Extraction times are shown to be identical and inflation times to be independent of packing method. Considering the volumetric packing efficiency, a larger parachute with a lower descent rate can be packed in a parachute container of the same size. This is shown to result in a safer ejection by assessing the associated risk of injury provided by historical risk curves. BRIEFING: Myth Busters: MIL-HDBK-516C Change Notice 5 - Mr. John Hampton1 1 Collins Aerospace, Colorado Springs, CO Page 27 of 54
INTRODUCTION: Although the HDBK change notice was published 3 years ago, there is still confusion in the minds of some about what it means, to whom it applies, and whether it can be reliably demonstrated. METHODS: This presentation explains the updated injury criteria and airworthiness standards to which DoD platforms must comply. The briefing reviews why injury criteria evolved, and correlates the injury criteria to the widely-accepted industry standard: the Abbreviated Injury Scale (AIS). The ACES 5 seat reliably meets the criteria of
INTRODUCTION: Advanced composite materials (ACM), incorporated into high performance aircraft flown by Air Force pilots, are desirably lightweight yet durable and strong. The exposure hazards associated with these increasingly complex materials require investigation. Studies investigating possible exposure risks first responders encounter indicated hazardous particulate and gaseous emissions during ACM burn phase(s). However, limited data address particulate hazards recovery operators handling burnt ACM experience. Technical Order 00-105E-9 includes guidance to minimize hazardous particulate exposure, but these recommendations lack experimental data. We investigated common recovery operations on burnt ACM coupons and characterized particulate emissions. METHODS: In a randomized study design, burnt coupons with different base polymer composition, fuel content, and surface treatments (water, diluted floor wax) for hazard control were key factors. Real-world composite coupons were cut or impacted in an enclosed glovebox, from which air was sampled before, during, and after each destructive process (~10 minutes). Aerosol size distribution, concentration, and lung-deposited surface area (LDSA) was measured in real- time using an Electrical Low Pressure Impactor, Aerodynamic Particle Sizer, and electrometer. Air samples were collected onto matched-weight mixed cellulose ester filters to measure respirable dust. Microscopy samples were collected onto polycarbonate filters and electron microscopy grids. RESULTS & DISCUSSION: Cut coupons produced significantly more particulate (4E5 particles/cm3) than impacted coupons (2E3 particles/cm3). A similar difference was observed between cut and impacted samples for LDSA measurements (9E4 vs 1E2 µm2/cm3) and gravimetric analysis (39 mg/m3 vs 5 mg/m3 or less). Surface treatment and composite base type also had an effect on particulate concentrations. On average, water decreased emissions by 41-49% compared to wax or none. These results will impact Air Force personnel and Technical Orders advising recovery operations post-aircraft mishap. Follow-on work will characterize particulate emissions of composites smoldered at different heat rates. Understanding crash recovery exposure hazards will enable safer recovery operation. BRIEFING: Design and Development of a New USAF Life Support Systems Scientific Test, Analysis, and Qualification Lab - Mr. John Plaga1, Mr. Andrew Klein2 1 711 HPW/RHBFD, WPAFB, OH; 2AFLCMC/WNU Page 29 of 54
INTRODUCTION: Beginning in 2013, there was a significant increase in reports of hypoxia-like symptoms such as shortness of breath, confusion, and wheezing by USAF and USN aircrew. Examination of these Unexplained Physiological Incidents (UPEs) revealed that there were several possible contributors, including the On-Board Oxygen Generation System (OBOGS), regulators, and aircrew equipment that may be causing these dangerous effects. The UPEs jeopardized the health and life of our aircrew, threatened loss of expensive aircraft valuable to national security, and have even resulted in grounded air fleets, compromising real-life DoD objectives and mission readiness. Congress reacted by providing a $5M plus-up to determine root causes of the UPEs and to develop methods to better identify and mitigate/stop these occurrences. METHODS: The Air Force responded by ensuring critical mass is applied to solve hypoxia issues with the current fleet as well as head off any issues with new aircraft. The focus was to address issues with on-board oxygen generation and delivery to pilot by building an OBOGS laboratory for the Life Cycle Management Center to test and validate Oxygen generation and delivery related equipment, freeing the current lab to conduct R&D. RESULTS & DISCUSSION: The new lab design was baselined from the current OBOGS research laboratory and modified as a result of experience and specific mission requirements from LCMC. A 3200 square foot facility was identified and modified for the lab. A two-phase approach to achieving Full Operational Capability resulted in unique 3 chamber facility: a 64 cubic foot cabin chamber and a 300 cubic foot aircraft/accumulator chamber in Phase 1, and an additional 128 cubic foot environmental chamber in Phase 2, all of which were rectangular for easy setup. The vacuum is provided by two 30 HP pumps, connected to each chamber via a pipe main and independently controlled valves. IOC is planned for October 2020. BRIEFING: Aviation Light Duty Respirator (ALDR) – Dr. Mohamed Mughal1 and Mr. William Strang2 1 Air Force Life Cycle Management Center (AFLCMC), Human Systems Division, Wright- Patterson Air Force Base, Ohio; 2United States Navy, Naval Air Systems Command (NAVAIR), PMA 202, Patuxent River Naval Base, Maryland. INTRODUCTION: Department of Defense (DoD) aircrew have been tasked with many non- traditional missions to include transport of Ebola patients; evacuations in nuclear contaminated environments during Operation Tomodachi; and movement of military/civilian COVID-19 patients. These non-traditional operations highlight a capability gap in personal protective equipment (PPE). Page 30 of 54
Current Chemical, Biological, Radiological and Nuclear (CBRN) PPE are designed to protect against battlefield warfare agents. Such PPE are grossly overdesigned for non-traditional operations. More importantly, they add unnecessary bulk and thermal burden which reduce aircrew effectiveness, safety and endurance during potentially protracted emergency operations. In short, DoD aircrew have a PPE capability gap when supporting non- traditional emergency operations involving infectious diseases, low-level radioactive materials and/or moderately toxic industrial chemicals and materials. We have drafted a system requirement for an Aviation Light Duty Respirator (ALDR) to fill this gap. METHODS: Our draft requirement statement is being coordinated and finalized through the CBRN Integrated Concept Team (ICT) of the Joint Requirements Office. RESULTS: The ALDR will be scalable to mission needs, shall be capable of being donned/doffed in flight, and shall include a CBRN hardened oronasal mask, ocular protection, and cranial/temple wrap. Subassemblies shall be independent of each other so aircrew can wear combinations as needed. The solution(s) will be effective with existing aircrew gear including helmets, communication systems, life support systems, vision correction devices, laser eye protection, vests, life preservers, night vision goggles, and torso harnesses. DISCUSSION: Through this presentation, the SAFE community will learn the Air Force and the Navy’s approach to filling a critical capability gap. We seek feedback from operational aircrew, Industry, and fellow Military Services regarding (1) our overall approach to defining and coordinating the requirement, (2) potential materiel and/or operational solutions, and (3) challenges to consider as we move to fill this important, real-world need. BRIEFING: COVID-19 Patient Transport on U.S. Military Aircraft - Captain Alexis Todaro1 1 USAF AFMC AFLCMC/WN AF CBRN Defense Systems, WPAFB, OH INTRODUCTION: With the COVID-19 pandemic ongoing, the US Air Force was faced with the challenge of moving infected individuals for treatment or quarantine without jeopardizing protection to the aircrew and aircraft. In response, USTRANSCOM JUON TC-003 for the ability to move large number of COVID-19 infected personnel from worldwide locations to CONUS and OCONUS locations was released. JUON TC-003 looked for both non-materiel and materiel solutions which offered a better risk profile than open air transportation. Open air Page 31 of 54
transportation is a complex problem set which requires consideration of aircrew and caregivers’ safety, decontamination of the aircraft, and increased mission down time. With such, focus turned to the potential of modifying an existing structure into a negatively pressurized system for safe transport of individuals while allowing continued care and attention by medical teams. METHODS: As a rapid acquisition, a pre-fabricated forty-foot CONEX container was modified for greater structural integrity and outfitted with HEPA filters and negative pressure blower systems. The system is designed to pull air from the aircraft fuselage through a set of HEPA filters, across a potentially contaminated space, and through HEPA filters once again to be recirculated into the aircraft environment. The following primary objectives were tested to determine operational functionality of the system: 1. System will maintain a negative pressure environment 2. System will prevent the passage of particles greater than 0.3 microns at 99.97% efficiency 3. System will provide a minimum of 12 air exchanges per hour RESULTS & DISCUSSION: Testing has been performed resulting in the system passing and receiving approval for operational flight. Further analysis of results needs to be conducted to inform proper egress procedures to mitigate the escape of contamination once patient doors have been opened, evaluate the most cost effective method by which to purify inbound and outbound air, and create a repeatable process to check filter efficiency and biocontainment. BRIEFING: Accelerator-Based Neutron Radiography to Support CAD/PAD Supply Chain - Mr. Brad Bloomquist1, Dr. Evan Sengbusch1, Mr. Dan Michalek2, Mr. Glenn Campbell2 1 Phoenix Neutron Imaging, LLC, Madison, WI; 2Naval Surface Warfare Center IHEODTD INTRODUCTION: Neutron radiography (N-ray) is a critical nondestructive inspection technique used to complement X-ray. N-ray and X-ray are used to detect defects and proper assembly of a variety of items in industry including Cartridge and Propellant Actuated Devices (CAD/PADs). When utilized properly, these quality control measures can help ensure the safety and effectiveness of these lifesaving devices. Historically, nuclear reactors have been the only sources of sufficient neutron flux to perform high quality, high throughput neutron radiography. The CAD/PAD supply chain has been heavily reliant on a single commercial nuclear reactor that has been operating since the 1950s with closure imminent. Page 32 of 54
METHODS: Phoenix has designed and manufactured particle accelerator-based neutron imaging systems for over a decade. The latest generation neutron generator has a measured strength over 10^13 neutrons/second. That high flux neutron generator, in concert with an innovative radiography system and process design, are utilized at the Phoenix Neutron Imaging Center (PNIC). RESULTS & DISCUSSION: It has been quantitatively and qualitatively demonstrated that this first of a kind system and facility can meet the highest image quality standards measured by ASTM and match the typical N-ray throughput of nuclear reactor based N-ray facilities. PNIC has been utilized to demonstrate the viability of utilizing this technology for supporting the CAD/PAD supply chain to the Navy’s CAD/PAD Joint Program Office. The JPO has issued a letter to industry stating that the Phoenix accelerator-based N-ray approach is a commercially viable alternative and recommending industry secure the short term and long-term N-ray capacity they need in order to mitigate supply chain disruptions. The use of accelerator-based N-ray will enable facilities to be located across the country to mitigate a major supply chain risk for the entire aerospace and defense industry. BRIEFING: Limb Restraints for Crew Escape Safety - Dr Camille Bilger1 1 Martin-Baker Aircraft Co Ltd, Near Uxbridge INTRODUCTION: High speed fighter aircraft introduce extreme aerodynamic exposure and inertial forces during open-seat ejections, which can injure unrestrained limbs, as a result of excessive joint motion or impact with the seat structure. The challenge for crew escape system manufacturers is developing a limb restraint design which will safely restrain the limbs while conforming to design constraints which arise from aircraft and escape system requirements, as well as human integration expectations from aircrew’s comfort, safety and survivability, to total system performance and reliability. METHODS: The challenge of protecting aircrew from limb injuries during high-speed ejections is described. Studies of the Martin-Baker ejection database have shown that flail injuries to the upper limbs are aggravated at high speeds when no arm restraint system is in place. A risk from flail injuries is survivability in the immediate post ejection period. The possibility of an arm injury preventing prompt release of the parachute, resulting in the aircrew being dragged over terrain in high wind conditions, and as a result compromising survivability is explored. Several variants of arm and leg restraint systems are presented for consideration. Page 33 of 54
RESULTS & DISCUSSION: Current crew escape system requirements call for limb restraint systems in aircraft capable of speeds above 300 KEAS with leg restraints designed to prevent movement of the legs laterally beyond the sides of the seat, and arm restraints designed to prevent movement of arms rearward beyond the seat back tangent line. However, success criteria have yet to be developed that would allow limb restraint systems to be designed and assessed with physiological limits in mind, in accordance with injuries identified as part of the analysis of ejection accident data. In the absence of quantitative injury metrics, the evaluation of limb restraint systems, for their different merits in preventing injuries, must be performed qualitatively. BRIEFING: CAD/PAD Engineering Investigations - Mr Nicholas Schombs1 1 NSWC IHEODTD CAD/PAD, Indian Head, MD INTRODUCTION: CAD/PAD is used on Navy, Marine Corps, Air Force, Army, Coast Guard, NASA, foreign military egress systems, fire suppression, stores, and survival equipment. Engineering Investigations for CAD/PAD devices are processed on fleet deficiencies to determine cause, effect and to minimize risk. METHODS: Process for engineering investigations will be discussed as well as engineering methods. RESULTS & DISCUSSION: Provides a summary of recent engineering investigations that were supported for United States Navy and United States Marine Corps aviation by the CAD/PAD In-Service Engineering Department for the past year. Status and key findings will be identified to support root cause analysis of the investigations. BRIEFING: FEA Simulation - Mr. Steve Kana Mbazo1 1 Collins Aerospace, Colorado Springs, CO INTRODUCTION: Collins Aerospace crash simulation research has culminated in the ability to accurately model crash event with close correlation to actual test data. The briefing will review the analysis completed to simulate crash dynamic testing conducted on a pilot seat as a means of validating design changes from a certification perspective. METHODS: The pilot seat received TSO-C127a approval in 1999. Recently, the seats have developed fatigue cracks. For the safety of the occupant, a repair kit is being Page 34 of 54
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